Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 5.06
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -3.59 -0.441 1.58
Fertility Sub Index 9.73
Calving Interval (days) -7.44 -1.459 10.86
Survival (%) -1.01 1.117 -1.13
Calving Sub Index 2.95
Gestation Length (days) -3.21 -0.919 2.95
Beef Sub Index -0.91
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 5.28 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 18.48

* Based on an €80/tonne carbon price